The origins of a broken heart may be found in the brain. Or, more specifically, the origins of a condition called broken-heart syndrome. Broken-heart syndrome, or takotsubo cardiomyopathy, occurs when the heart muscles suddenly weaken, causing the heart to change shape. The condition is typically brought on by extreme emotion...
Five mummies lay entombed in ice in Greenland for some 500 years, their flesh, muscles and even their blood vessels sealed off from the vagaries of decay. Now, scientists have analyzed the mummies to find that some of them had arteries that were coated with plaque, a sign of atherosclerosis....